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#ifndef DBAUI_TABLECONNECTIONDATA_HXX
#define DBAUI_TABLECONNECTIONDATA_HXX

#ifndef DBAUI_CONNECTIONLINEDATA_HXX
#include "ConnectionLineData.hxx"
#endif
#include "TableWindowData.hxx"
#include <vector>
#ifndef _RTTI_HXX
#include <tools/rtti.hxx>
#endif
#ifndef _STRING_HXX
#include <tools/string.hxx>
#endif
#include <boost/shared_ptr.hpp>

namespace dbaui
{
#define MAX_CONN_COUNT 2
	//==================================================================
	// ConnData		---------->*	ConnLineData
	//    ^1							^1
	//    |								|
	//	Conn		---------->*	ConnLine
	//==================================================================

	
	//==================================================================
	/*
		the class OTableConnectionData contains all connection data which exists between	two windows
	**/
	class OTableConnectionData
	{
		
	protected:
        TTableWindowData::value_type m_pReferencingTable;
        TTableWindowData::value_type m_pReferencedTable;
		String m_aConnName;

		OConnectionLineDataVec m_vConnLineData;

		void	Init();

		virtual OConnectionLineDataRef CreateLineDataObj();
		virtual OConnectionLineDataRef CreateLineDataObj( const OConnectionLineData& rConnLineData );

		OTableConnectionData& operator=( const OTableConnectionData& rConnData );
	public:
		OTableConnectionData();
        OTableConnectionData(const TTableWindowData::value_type& _pReferencingTable,const TTableWindowData::value_type& _pReferencedTable, const String& rConnName = String() );
		OTableConnectionData( const OTableConnectionData& rConnData );
		virtual ~OTableConnectionData();

		// sich aus einer Quelle initialisieren (das ist mir irgendwie angenehmer als ein virtueller Zuweisungsoperator)
		virtual void CopyFrom(const OTableConnectionData& rSource);

		// eine neue Instanz meines eigenen Typs liefern (braucht NICHT initialisiert sein)
		virtual OTableConnectionData* NewInstance() const;
			// (von OTableConnectionData abgeleitete Klasse muessen entsprechend eine Instanz ihrer Klasse liefern)

		BOOL SetConnLine( USHORT nIndex, const String& rSourceFieldName, const String& rDestFieldName );
		BOOL AppendConnLine( const ::rtl::OUString& rSourceFieldName, const ::rtl::OUString& rDestFieldName );
		void ResetConnLines( BOOL bUseDefaults = TRUE );

		/** normalizeLines moves the empty lines to the back
		*/
		void normalizeLines();
			// loescht die Liste der ConnLines, bei bUseDefaults == TRUE werden danach MAX_CONN_COUNT neue Dummy-Linien eingefuegt

		OConnectionLineDataVec* GetConnLineDataList(){ return &m_vConnLineData; }

        inline TTableWindowData::value_type getReferencingTable() const { return m_pReferencingTable; }
        inline TTableWindowData::value_type getReferencedTable()  const { return m_pReferencedTable;  }

        inline void setReferencingTable(const TTableWindowData::value_type& _pTable) { m_pReferencingTable = _pTable; }
        inline void setReferencedTable(const TTableWindowData::value_type& _pTable)  { m_pReferencedTable  = _pTable; }

		String GetConnName() const { return m_aConnName; }

		virtual void SetConnName( const String& rConnName ){ m_aConnName = rConnName; }
		/** Update create a new connection

			@return true if successful
		*/
		virtual BOOL Update(){ return TRUE; }
	};

    typedef ::std::vector< ::boost::shared_ptr<OTableConnectionData> >  TTableConnectionData;

}
#endif // DBAUI_TABLECONNECTIONDATA_HXX


